While analyzing the acid-base character of Group 2 oxides, Beryllium oxide () displays anomalous behavior compared to , , , and . Which of the following reactions definitively proves the amphoteric na

Question

While analyzing the acid-base character of Group 2 oxides, Beryllium oxide ($BeO$) displays anomalous behavior compared to $MgO$, $CaO$, $SrO$, and $BaO$. Which of the following reactions definitively proves the amphoteric nature of $BeO$?

Prashant Kotian · Accepted Answer

Correct answer: B. and are amphoteric. They react with acids to form beryllium salts (e.g., ) and react with strong alkalies (like ) to form soluble beryllate complexes (e.g., sodium beryllate, ).

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